Portable vacuum cleaner



FIG. 1 is a perspective view of a portable vacuum cleaner showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a front elevational view thereof; and

FIG. 7 is an end elevational view thereof.

The conventional electric cord has been shown fragmentally in all views for convenience of illustration. 

The ornamental design for a portable vacuum cleaner, substantially as shown and described. 